2261359 has 4 divisors (see below), whose sum is σ = 2266560. Its totient is φ = 2256160.

The previous prime is 2261353. The next prime is 2261377. The reversal of 2261359 is 9531622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2261359 - 2¹⁵ = 2228591 is a prime.

It is a super-2 number, since 2×2261359² = 10227489053762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1882 + ... + 2839.

It is an arithmetic number, because the mean of its divisors is an integer number (566640).

2^2261359 is an apocalyptic number.

2261359 is a deficient number, since it is larger than the sum of its proper divisors (5201).

2261359 is an equidigital number, since it uses as much as digits as its factorization.

2261359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5200.

The product of its digits is 3240, while the sum is 28.

The square root of 2261359 is about 1503.7815665847. The cubic root of 2261359 is about 131.2572107905.

The spelling of 2261359 in words is "two million, two hundred sixty-one thousand, three hundred fifty-nine".